Cyrus, Erica and Catherine left one Summer day to pursue a family secret and never returned. New evidence has called their safety into question and as the last Hale standing, it is Alexander's job to locate and possibly even save his family. The problem? Alexander Hale is not a good spy. At all. Sure, he will have the backup of some of Spy School's most accomplished students but it won't be enough to save the greatest family the spy world has ever known. The ball's on Alexander to rise to the challenge. And he won't let his family down.